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目的调查了解莱姆病在河南省人群中的感染情况。方法选择河南省登封市和济源市的居民进行血清流行病学调查,应用间接免疫荧光方法 (IFA)检测人群血清抗莱姆病螺旋体抗体(IgG)。结果通过血清流行病学调查,证实两个调查地区人群中均有莱姆病的自然感染,阳性率分别为6.67%和11.46%,不同地区、不同年龄和性别间的人群莱姆病伯氏螺旋体血清抗体感染率差异无统计学意义。结论河南省登封市和济源市人群中存在莱姆病的感染,很可能存在莱姆病自然疫源地,有待进一步调查证实。
Objective To investigate the prevalence of Lyme disease in Henan province. Methods The residents of Dengfeng City and Jiyuan City of Henan Province were selected for serological epidemiological investigation. Serum anti-Lyme disease antibody (IgG) was detected by indirect immunofluorescence assay (IFA). Results The results of serological epidemiological investigation confirmed that natural infection of Lyme disease was found in all the two survey areas, with the positive rates of 6.67% and 11.46%, respectively. In different regions and different age groups, the prevalence of Borrelia burgdorferi Serum antibody infection rate difference was not statistically significant. Conclusions There is Lyme disease infection in Dengfeng City and Jiyuan City, Henan Province. It is possible that there is a natural foci of Lyme disease to be confirmed by further investigation.